- InChI
- InChI=1S/C8H6O2/c9-7-5-10-8-4-2-1-3-6(7)8/h1-4H,5H2
- InChI Key
- MGKPCLNUSDGXGT-UHFFFAOYSA-N
- Formula
- C8H6O2
- SMILES
- O=C1COc2ccccc21
- Molecular Weight1
- 134.13
- Other Names
-
- .beta.-coumaranone
- 2H-3-Benzofuranone
- 3-coumaranone
- Coumaran-3-one
- Coumaranone
- benzo[b]furan-3(2H)-one
- benzofuran-3(2H)-one
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- I : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°gas | -171.09 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 14.68 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 60.21 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 8.70 | eV | Relay (1.0) Calculated Property |
| log10WS | -2.08 | Relay (1.0) Calculated Property | |
| logPoct/wat | 1.262 | Crippen Calculated Property | |
| McVol | 96.400 | ml/mol | McGowan Calculated Property |
| Pc | 4559.21 | kPa | Joback Calculated Property |
| I | [2008.00; 2008.00] |
|
|
| I | 2008.00 | NIST | |
| I | 2008.00 | NIST | |
| Tboil | 515.98 | K | Relay (1.0) Calculated Property |
| Tc | 788.31 | K | Relay (1.0) Calculated Property |
| Tfus | 351.96 | K | Relay (1.0) Calculated Property |
| Vc | 0.362 | m3/kmol | Relay (1.0) Calculated Property |
Cheméo can also estimate Standard Gibbs free energy of formation, Acentric Factor for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [208.42; 267.50] | J/mol×K | [520.28; 767.66] |
|
| Cp,gas | 208.42 | J/mol×K | 520.28 | Joback Calculated Property |
| Cp,gas | 220.19 | J/mol×K | 561.51 | Joback Calculated Property |
| Cp,gas | 231.14 | J/mol×K | 602.74 | Joback Calculated Property |
| Cp,gas | 241.30 | J/mol×K | 643.97 | Joback Calculated Property |
| Cp,gas | 250.73 | J/mol×K | 685.20 | Joback Calculated Property |
| Cp,gas | 259.45 | J/mol×K | 726.43 | Joback Calculated Property |
| Cp,gas | 267.50 | J/mol×K | 767.66 | Joback Calculated Property |
| ΔvapH | 85.80 | kJ/mol | 298.15 | Energetics of 2- and 3-coumaranone isomers: A combined calorimetric and computational study |
Similar Compounds
Find more compounds similar to 3(2H)-Benzofuranone.
Sources
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Energetics of 2- and 3-coumaranone isomers: A combined calorimetric and computational study
- Joback Method
- McGowan Method
- NIST Webbook
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.